Re: [PATCH v3 00/56] Convert DSI code to use drm_mipi_dsi and drm_panel

Tomi Valkeinen
2020-11-09T10:34:55Z

On 09/11/2020 12:31, H. Nikolaus Schaller wrote:
>
>> Am 09.11.2020 um 11:22 schrieb Tomi Valkeinen <tomi.valkeinen@ti.com>:
>>
>> On 09/11/2020 11:30, H. Nikolaus Schaller wrote:
>>>
>>>> Am 09.11.2020 um 09:04 schrieb Tomi Valkeinen <tomi.valkeinen@ti.com>:
>>>>
>>>> On 07/11/2020 14:19, H. Nikolaus Schaller wrote:
>>>>
>>>>> I have set up based on our complete letux-5.10-rc2 tree and maybe using our private config makes
>>>>> the difference. Anyways, the driver is now probed and I can see the call to w677l_get_modes().
>>>>>
>>>>> I have still no image and no calls to prepare/unprepare etc. but now I can start to debug on omap5.
>>>>> And hopefully we are close to push the panel driver for review. And in a second step some device
>>>>> tree for the Pyra.
>>>>>
>>>>> The new tree is here: https://git.goldelico.com/?p=letux-kernel.git;a=shortlog;h=refs/heads/work-pyra-panel
>>>>
>>>> Ok, good. Do you have a link the previous driver that works (omapdrm specific panel driver)? I think
>>>> it's good to have that as a reference.
>>>
>>> Yes, here:
>>>
>>> https://git.goldelico.com/?p=letux-kernel.git;a=shortlog;h=refs/heads/letux/panels
>>
>> Ok. The old driver uses two separate VC configurations (request_vc calls),
>
> yes indeed. I was not sure how to handle this with the new omapdrm drivers.
>
>> so it may not work with
>> this series. I think we need to implement logic to the dsi driver to somehow handle this kind of setup.
>
> I see.
> Anyways there is missing some simple thing which makes the driver not prepared/enabled.
> Or is this related to VC?

No, that's not related to the VC.

Tomi